postcava

/ˈpoʊstˌkeɪvə/
noun
  1. The large vein that carries blood from the lower body back to the heart; also called the inferior vena cava.
    • The postcava brings deoxygenated blood from the legs and abdomen to the heart.
    • A blockage in the postcava can cause swelling in the lower body.
    • Doctors examined the postcava using an ultrasound.